You are right, but the problem is those who say that while losing in gambling, it looks like they put a lot of hope in gambling. Because many people thought that gambling is one way of increasing the money quickly, but it's all definitely have a negative impact. Gamble it requires skills not playing, if it is to win in gambling must have the strategy and luck, if not 25% you will prevail and 75% you will lose.
so put away the thought that the gambling venue most appropriate to raise the money quickly, because if you just want to try without having a strategy and luck in favor for sure you will lose all your money
Most of gambling are based on luck not on skill. But House has slightly higher edge over players for generating profits to sustain itself. Except poker and sports betting, there is no house edge! They are based on your knowledge and skill.